Originally Posted by
Rmendler
GSC has a 5 year limit on their blades, after 5 years of sitting or 500 hours of flying they recommend you send them in because of moisture and cracking. I just got off the phone with GSC and this is what Rick told me. We thought my prop was old but looking through the propeller logbook it is only about 2 years old, 1 year since installed and I'm still having some issues. He told me to send it in immediately because I should not have to pitch 19 degrees to hold 6,200 RPMS